[ 2852.273972][T23672] gre: GRE over IPv4 demultiplexer driver
[ 2853.818061][T23695] ip_gre: GRE over IPv4 tunneling driver
[ 2900.928170][T24267] ip6_gre: GRE over IPv6 tunneling driver
[ 2933.329712][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2938.194612][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2942.353593][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2947.153618][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!